#180733#180733

#180733 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.0% C 0.081 H 295.4°. Best body text is #FFFFFF at 18.80:1 contrast (WCAG AA passes).

Color values

HEX	#180733
RGB	rgb(24, 7, 51)
HSL	hsl(263, 76%, 11%)
HSV	hsv(263, 86%, 20%)
CMYK	cmyk(52.9%, 86.3%, 0%, 80%)
CIE-LAB	lab(5.29, 19.61, -24.95)
CIE-LCH	lch(5.29, 31.73, 308.17°)
OKLab	oklab(18.97% 0.0348 -0.0733)
OKLCH	oklch(18.97% 0.081 295.4)
XYZ	xyz(1.0500, 0.5851, 3.1889)
Luminance	0.0059 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Purple

#280137

ΔE00 5.35

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180733 #223307

analogous

#070C33 #180733 #2E0733

triadic

#180733 #331807 #073318

tetradic

#180733 #33070C #223307 #07332E

square

#180733 #33070C #223307 #07332E

split-complementary

#180733 #332E07 #0C3307

monochromatic

#0D041B #0D041B #180733 #310E69 #4B169F

Accessibility & contrast

On white

18.80

#180733 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#180733 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180733

18.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180733	#FFFFFF	#000000	##FFFFFF
##180733	1.00	18.80	1.12	18.80
#FFFFFF	18.80	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001234

Deuteranopia (green-blind)

#001132

Tritanopia (blue-blind)

#10121C

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #180733;
/* rgb */ color: rgb(24, 7, 51);
/* oklch */ color: oklch(19.0% 0.081 295.4);

Tailwind

colors: {
  custom: {
    50: '#58496b',
    500: '#180733',
    950: '#000000',
  },
}

SCSS

$custom: #180733;
$custom-light: #58496b;
$custom-dark: #000000;

JSON

{
  "hex": "#180733",
  "rgb": {
    "r": 24,
    "g": 7,
    "b": 51
  },
  "hsl": {
    "h": 263.182,
    "s": 75.862,
    "l": 11.373
  },
  "oklch": {
    "l": 0.1897,
    "c": 0.08115,
    "h": 295.4
  },
  "luminance": 0.00585
}

Semantic roles & 50–950 ramp

primary

#180733

secondary

#547323

accent

#F235A9

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#030106

muted

#78777A

Preview Lab

Preview with #180733

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →